15208033660

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 32731776000

約数和(自身を除く): 17523742340

約数列:

[1, 2, 4, 5, 10, 20, 131, 149, 163, 239, 262, 298, 326, 478, 524, 596, 652, 655, 745, 815, 956, 1195, 1310, 1490, 1630, 2390, 2620, 2980, 3260, 4780, 19519, 21353, 24287, 31309, 35611, 38957, 39038, 42706, 48574, 62618, 71222, 77914, 78076, 85412, 97148, 97595, 106765, 121435, 125236, 142444, 155828, 156545, 178055, 194785, 195190, 213530, 242870, 313090, 356110, 389570, 390380, 427060, 485740, 626180, 712220, 779140, 3181597, 4665041, 5103367, 5804593, 6363194, 9330082, 10206734, 11609186, 12726388, 15907985, 18660164, 20413468, 23218372, 23325205, 25516835, 29022965, 31815970, 46650410, 51033670, 58045930, 63631940, 93300820, 102067340, 116091860, 760401683, 1520803366, 3041606732, 3802008415, 7604016830, 15208033660]

約数ペア:

[(1, 15208033660), (2, 7604016830), (4, 3802008415), (5, 3041606732), (10, 1520803366), (20, 760401683), (131, 116091860), (149, 102067340), (163, 93300820), (239, 63631940), (262, 58045930), (298, 51033670), (326, 46650410), (478, 31815970), (524, 29022965), (596, 25516835), (652, 23325205), (655, 23218372), (745, 20413468), (815, 18660164), (956, 15907985), (1195, 12726388), (1310, 11609186), (1490, 10206734), (1630, 9330082), (2390, 6363194), (2620, 5804593), (2980, 5103367), (3260, 4665041), (4780, 3181597), (19519, 779140), (21353, 712220), (24287, 626180), (31309, 485740), (35611, 427060), (38957, 390380), (39038, 389570), (42706, 356110), (48574, 313090), (62618, 242870), (71222, 213530), (77914, 195190), (78076, 194785), (85412, 178055), (97148, 156545), (97595, 155828), (106765, 142444), (121435, 125236)]